8691520

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:347

約数の個数: 56

約数和(自身を含む): 20948904

約数和(自身を除く): 12257384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 173, 314, 320, 346, 628, 692, 785, 865, 1256, 1384, 1570, 1730, 2512, 2768, 3140, 3460, 5024, 5536, 6280, 6920, 10048, 11072, 12560, 13840, 25120, 27161, 27680, 50240, 54322, 55360, 108644, 135805, 217288, 271610, 434576, 543220, 869152, 1086440, 1738304, 2172880, 4345760, 8691520]

約数ペア:

[(1, 8691520), (2, 4345760), (4, 2172880), (5, 1738304), (8, 1086440), (10, 869152), (16, 543220), (20, 434576), (32, 271610), (40, 217288), (64, 135805), (80, 108644), (157, 55360), (160, 54322), (173, 50240), (314, 27680), (320, 27161), (346, 25120), (628, 13840), (692, 12560), (785, 11072), (865, 10048), (1256, 6920), (1384, 6280), (1570, 5536), (1730, 5024), (2512, 3460), (2768, 3140)]